GCMS sample analysis results, AE11902, June 3, 2002

NYC 9/11 Public Portal Document

Library Search Compound Report Data File : C: \MSDCHEM\ 1 \DATA\ 05220211902.D Vial: 9 Acq On : 22 May 2002 8:20 pm Operator: Mclean Sample : 5/21 ad Inst : Instrumen Mise Multiplr: 1.00 MS Integration Params: LSCINT.e Quant Method : C: \MSDCHEM\1\METHODS\050102 .M (Chemstation Integrator) Title : 508 Modified GC/MS scan Library : C:\DATABASE\NIST98.L ********************************************************************* Peak Number 4 Piperidine Concentration Rank 12 R.T. EstConc Area Relative to ISTD R.T. 3.89 0.82 ug/L 529189 1,4 -Dichlorobenzene-d4 9.90

Hit# of 5 Tentative ID MW MolForm CAS# Qual 1 Piperidine 85 C5H11N 000110-89-4 9 2 Isocrotonic acid 86 C4H602 000503-64-0 9 3 Acetaldehyde, dimethylhydrazone 86 C4H10N2 007422-90-4 9 4 Piperidine 85 C5H11N 000110-89-4 9 Abundance Scan 139 (3,896 min): 11902.D (-137) (-) m/z 86.00 /100.00% 85

5000 44 36 40 51 58 82 3.60 3.80 4.00 4.20

nfa-> 0 mmTTP 1‘. - i ■ ■ ‘ ■ । ■ ■ ■11 ■ “ • i ■ 5 10 15 20 25 3035404550556065 70 75 80859095 ‘ ‘**1*4 ML m/z 84.00 62.72% Abundance #33820: Piperidine 84

5000 57 • ‘ • i • ‘ 1 1 i • ■ ■ ■ i • • ■ ■ i ■ ■ • •

29 44 3.60 3.80 4.00 4.20 m/z 88.00 52.39% 41 70 1518 - 26 323538 | 5154 67 79 O+TTU8 it] I m 11 n 11 [ nri । H ! 111 n i} 11 H 111 If] 11111»! H-jtl 11 |i 11 > 11!! IT i m 1|1H pt i n । n i i p t miz—> I5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance #34646: Isocrotonic acid 39 85 ■ ■ ■ i ■ • • • i ■ ■ ‘ • i • ■ 1 • i 1 ■ ' • 3.60 3.80 4.00 4.20 5000 68 m/z 44.00 39.96%

27 1245 71 131 36 53 5760 0 j 111»। r 11 j । ri 11} j t j j j 11 H 1 M 11 H mptp T—Imnpnr HTmp rn/z-> 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 Abundance. #34711: Acetaldehyde, dimethylhydrazone i ■ ■ ■ i ‘ • 1 1 i ' ■ 44 85 3.60 3.80 4.00 4.20 m/z 43.15 35.95% 5000 30 wMWMyMMMyWuspws 71 27 41 56

iz—> m 0 i ■1 ■ ■ i “ ‘' i ■ ■ ■ ■ i ‘1 ■ ‘ i ‘ - 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 83 i ■' ■ ■ i ■'' ■ ■■ i ■ “ • i “ 3.60 3.80 4.00 4.20

11902.D 052202.M Tue May 28 12:06:35 2002 Page 7

NYC-WTC_000012892